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August Weather in Algonquin, United States

Last updated: June 24, 2025

In August, the average temperature in Algonquin, United States hovers around 22°C (73°F), creating a pleasant atmosphere for outdoor activities. However, temperatures can range from a cool 10°C (50°F) to a warm 34°C (93°F), adding a touch of variability. Expect around 91 mm (3.6 in) of precipitation spread over 11 days, contributing to the region's lush landscapes. With an average humidity of 76%, the climate is both refreshing and invigorating.

August Temperature in Algonquin

In August in Algonquin, the average temperature is 22°C (73°F). Maximum temperatures can reach 34°C (93°F), while minimums can dip as low as 10°C (50°F). This pleasant climate makes Algonquin an ideal destination for travelers seeking a comfortable escape.

August Weather in Algonquin: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Algonquin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Algonquin, August typically has an average temperature of 22°C (73°F), with highs reaching up to 34°C (93°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec242638475970757267533832
Data source: Temperature data for Algonquin generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Algonquin

In Algonquin in August, the precipitation amount is 91 mm (3.6 in) over a period of 11 days.

August Precipitation Trends in Algonquin

The chart displays monthly precipitation patterns in Algonquin, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Algonquin, August typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec6159711151631149191891215053
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Algonquin

In Algonquin in August, humidity is 76%. With an average temperature of 22°C (73°F), this humidity feels like a warm embrace that envelops you, making travel both refreshing and slightly steamy, as the air clings warmly to your skin.

August Average Humidity in Algonquin

This chart illustrates the average monthly humidity levels in Algonquin, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Algonquin is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Algonquin

In Algonquin in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Algonquin.

Maximum UV Index Levels in Algonquin for August

The chart shows the monthly maximum UV Index (UVI) for Algonquin in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Algonquin typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098532
Data source: Algonquin August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How August Weather in Algonquin Compares to Other Months

Weather in Algonquin varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Algonquin, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Algonquin, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (24°F)61 mm (2.4 inches)85%moderate
February Weather-3°C (27°F)59 mm (2.3 inches)85%moderate
March Weather3°C (38°F)71 mm (2.8 inches)85%high
April Weather8°C (47°F)114 mm (4.5 inches)85%very high
May Weather15°C (60°F)163 mm (6.4 inches)78%very high
June Weather21°C (71°F)114 mm (4.5 inches)80%very high
July Weather24°C (75°F)91 mm (3.6 inches)78%very high
August Weather22°C (73°F)91 mm (3.6 inches)76%very high
September Weather19°C (67°F)89 mm (3.5 inches)79%very high
October Weather12°C (54°F)121 mm (4.8 inches)83%moderate
November Weather3°C (38°F)50 mm (2.0 inches)88%moderate
December Weather0°C (32°F)53 mm (2.1 inches)81%low

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